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SoCalculator.h
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23 
24 #ifndef COIN_SOCALCULATOR_H
25 #define COIN_SOCALCULATOR_H
26 
27 #include <Inventor/engines/SoSubEngine.h>
28 #include <Inventor/engines/SoEngineOutput.h>
29 #include <Inventor/fields/SoMFFloat.h>
30 #include <Inventor/fields/SoMFVec3f.h>
31 #include <Inventor/fields/SoMFString.h>
32 #include <Inventor/lists/SbList.h>
33 
34 class SoCalculatorP;
35 
36 class COIN_DLL_API SoCalculator : public SoEngine {
37  typedef SoEngine inherited;
38 
39  SO_ENGINE_HEADER(SoCalculator);
40 
41 public:
42  // inputs
43  SoMFFloat a, b, c, d, e, f, g, h;
44  SoMFVec3f A, B, C, D, E, F, G, H;
46 
47  // outputs
48  SoEngineOutput oa, ob, oc, od; // (SoMFFloat)
49  SoEngineOutput oA, oB, oC, oD; // (SoMFVec3f)
50 
51  SoCalculator(void);
52 
53  static void initClass(void);
54 
55 protected:
56  virtual ~SoCalculator(void);
57 
58  virtual void inputChanged(SoField * which);
59 
60 private:
61  virtual void evaluate(void);
62 
63  static void readfieldcb(const char *name, float *data, void *cbdata);
64  static void writefieldcb(const char *name, float *data, int comp, void *cbdata);
65 
66  void evaluateExpression(struct so_eval_node *node, const int fieldidx);
67  void findUsed(struct so_eval_node *node, char *inused, char *outused);
68 
69  SoCalculatorP * pimpl;
70 };
71 
72 #endif // !COIN_SOCALCULATOR_H
The SoMFFloat class is a container for floating point values.This field is used where nodes...
Definition: SoMFFloat.h:30
SoEngineOutput oD
Definition: SoCalculator.h:49
SoEngine is the base class for Coin engines.Engines enables the application programmers to make compl...
Definition: SoEngine.h:34
The SoField class is the top-level abstract base class for fields.Fields is the mechanism used throug...
Definition: SoField.h:38
SoEngineOutput od
Definition: SoCalculator.h:48
SoMFFloat h
Definition: SoCalculator.h:43
virtual void inputChanged(SoField *which)
Definition: SoEngine.cpp:290
The SoMFString class is a container for SbString values.This field is used where nodes, engines or other field containers needs to store arrays of strings.
Definition: SoMFString.h:31
General purpose calculator for floats and 3D float vectors.The SoCalculator uses the values from the ...
Definition: SoCalculator.h:36
The SoEngineOutput class is the output slots in SoEngine instances.SoEngineOutput has methods for con...
Definition: SoEngineOutput.h:36
SoMFString expression
Definition: SoCalculator.h:45
virtual void evaluate(void)=0
SoMFVec3f H
Definition: SoCalculator.h:44
The SoMFVec3f class is a container for SbVec3f vectors.This field is used where nodes, engines or other field containers needs to store an array of vectors with three elements.
Definition: SoMFVec3f.h:31

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